# ALGONQUIN GAS TRANSMISSION, LLC — Rockland County, NY

**Citation:** NPMS FIPS 36087 / OPID 288  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

34.100839 active Natural Gas pipeline miles in Rockland County, NY; public NPMS snapshot 2026-07-16.

## Document text

ALGONQUIN GAS TRANSMISSION, LLC (PHMSA OPID 288) reported 34.100839 active Natural Gas pipeline miles in Rockland County, NY (county FIPS 36087) in the public NPMS summary snapshot dated 2026-07-16. The snapshot includes active assets only and excludes permanently abandoned assets. Exact pipeline locations and restricted NPMS GIS data are not included.

## Provenance

- Official: Yes
- Source: <https://www.npms.phmsa.dot.gov/Documents/NPMS_Active_Pipe_County_Mileage.xlsx>
- Source ID: `npms-public-summaries`
- SHA-256: `0ed333ce646e257a724ce5ebb86ba852051cc84e306764dfecb1773e7919e8a6`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T07:42:42.896Z
- Document slug: `npms-mileage-d58ca42b06d2ea260b2c0e5f`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "36087",
  "stateFips": "36",
  "state": "NY",
  "county": "Rockland County",
  "region": "Rockland County, NY",
  "operator": {
    "id": "288",
    "name": "ALGONQUIN GAS TRANSMISSION, LLC"
  },
  "commodity": "Natural Gas",
  "mileage": 34.100839,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 8041,
    "rowSha256": "746f744069435dcee1228b86ad6c9fed4a2f9701177fb57e676b225c57199127"
  },
  "citedSections": [
    "191.29"
  ],
  "caveat": "Public aggregate snapshot only. It is not a complete representation of exact pipeline locations, may be updated, and is not an agency finding about facility condition.",
  "jurisdiction": "US",
  "operatorName": "ALGONQUIN GAS TRANSMISSION, LLC"
}
```